Engineering Blog for High Performance Insights

SECURITY BRIEF: CRA secure-by-default essential requirement through the lens of protocols that the device supports. Protocol security does not behave like a product property. Every industrial protocol that has added cryptographic protection — PROFINET Security Classes 2 and 3, CIP Security on EtherNet/IP, the OPC UA secure channel — protects a session, and a session needs two capable endpoints. The security a plant actually achieves is set by the least-capable peer in each re